Standby water source filter system

Abstract

Disclosed is a standby water source filter system comprising a filter device, a water pump, water softening equipment and a reverse osmosis (RO) device, wherein the filter device, the water softening equipment and the reverse osmosis (RO) device are sequentially connected in series, an inlet of the filter device is connected with a standby water source, and an outlet of the reverse osmosis (RO) device is connected with downstream water-production equipment. The standby water source filter system can remove impurities, bacteria and saline matter in water through filtering, softening and reverse osmosis (RO), raw material conditions required by the downstream water-production equipment are met, and the service life of the downstream water-production equipment is prolonged.

What is claimed is: 
     
         1 . A standby water source filter system, comprising a filter device and a water pump, characterized by further comprising water softening equipment and a reverse osmosis (RO) device, wherein the filter device, the water softening equipment and the reverse osmosis (RO) device are sequentially connected in series, an inlet of the filter device is connected with a standby water source, and an outlet of the reverse osmosis (RO) device is connected with downstream water-production equipment. 
     
     
         2 . The standby water source filter system according to  claim 1 , characterized in that the filter device comprises a fiber filter, a quartz sand filter and an active carbon filter, wherein the fiber filter, the quartz sand filter and the active carbon filter are sequentially connected in series, an inlet of the fiber filter is connected with the standby water source, and an outlet of the active carbon filter is connected with the water softening equipment. 
     
     
         3 . The standby water source filter system according to  claim 2 , characterized in that the fiber filter comprises a PP cotton filter and a fiber mesh filter. 
     
     
         4 . The standby water source filter system according to  claim 1 , characterized in that the water pump is a high-pressure water pump, and the high-pressure water pump is connected between the water softening equipment and the reverse osmosis (RO) device. 
     
     
         5 . The standby water source filter system according to  claim 4 , characterized by comprising an RO protection filter, wherein the RO protection filter is connected between the water softening equipment and the water pump.